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<title>CSS Reference: symbols function, invalid</title>
<link rel="author" title="Xidorn Quan" href="https://www.upsuper.org/">
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<div>00.&nbsp;</div>
<div>A.&nbsp;</div>
<div>B.&nbsp;</div>
<div>C.&nbsp;</div>
<div>D.&nbsp;</div>
